May 3 (Bloomberg) -- Shares of the following companies had
unusual moves in Thailand trading. Stock symbols are in
parentheses and prices are as of the 4:30 p.m. close in Bangkok.

The SET Index fell 23.13, or 2.1 percent, to 1,070.43, the
most since Feb. 10.

Ekarat Engineering Pcl (AKR TB), a Thai producer of
electricity transformers, slid 8.6 percent to 0.96 baht, the
biggest retreat since Aug. 25. Investors are required to pay
cash upfront before placing orders to buy shares of Ekarat from
today to May 20, the bourse said in a statement.

Khon Kaen Sugar Industry Pcl (KSL TB), Thailand’s only
publicly traded sugar miller, dropped 2.9 percent to 13.2 baht,
the largest decrease since Jan. 31. Sugar fell to the lowest
price in almost seven months in London on speculation supply
will more than suffice to meet demand as Thai production tops
estimates and harvesting proceeds in Brazil.

SNC Former Pcl (SNC TB), a Thai maker of air-conditioner
parts, climbed 4.2 percent to 22.4 baht, the highest close since
it listed in October 2004. Profit in the first quarter almost
doubled to 177.1 million baht ($5.9 million) from 91.3 million
baht in the same period last year.

Thai-German Ceramic Industry Pcl (TGCI TB), a producer of
ceramic tiles, jumped 5.3 percent to 3.2 baht, the steepest
advance since Dec. 16. Net income in the first quarter climbed
56 percent to 161.1 million baht, or 0.16 baht a share.